如何确定XmlNode是否具有特定属性?
发布时间:2020-12-17 07:12:14 所属栏目:百科 来源:网络整理
导读:我想在sub中放置一个if条件,告诉它在属性TEST =“test.doc”的xml节点STORE不存在时运行.任何建议都会很棒.我是vb的新手. Sub InsertNode(ByVal doc As XmlDocument) Dim City As XmlNode = doc.DocumentElement Dim Location As XmlElement = doc.CreateEle
我想在sub中放置一个if条件,告诉它在属性TEST =“test.doc”的xml节点STORE不存在时运行.任何建议都会很棒.我是vb的新手.
Sub InsertNode(ByVal doc As XmlDocument) Dim City As XmlNode = doc.DocumentElement Dim Location As XmlElement = doc.CreateElement("store") Location.SetAttribute("test","test.doc") Dim books As XmlElement = doc.CreateElement("books") books.InnerXml = "New Words" Location.AppendChild(books) City.AppendChild(store) End Sub 'InsertNode XML文件的示例 <city> <store test="test.doc"> <books> "New Words" </books> </store> </city> 解决方法
尝试类似的东西:
If Not doc.SelectSingleNode("//store[@test='test.doc']") Is Nothing Then Exit Sub End If (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |